Pith Number

pith:DGOA5WE7

pith:2026:DGOA5WE7ABF67ZQXXFHG3XZK7U

not attested not anchored not stored refs pending

H$^{2}$MT: Semantic Hierarchy-Aware Hierarchical Memory Transformer

Jason Cong, Maryam Haghifam, Yizhou Sun, Zifan He

arxiv:2605.24930 v1 · 2026-05-24 · cs.CL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DGOA5WE7ABF67ZQXXFHG3XZK7U}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-26T01:04:06.256742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

199c0ed89f004befe617b94e6ddf2afd206a11e4d544f452046374ed69676c84

Aliases

arxiv: 2605.24930 · arxiv_version: 2605.24930v1 · doi: 10.48550/arxiv.2605.24930 · pith_short_12: DGOA5WE7ABF6 · pith_short_16: DGOA5WE7ABF67ZQX · pith_short_8: DGOA5WE7

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/DGOA5WE7ABF67ZQXXFHG3XZK7U \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 199c0ed89f004befe617b94e6ddf2afd206a11e4d544f452046374ed69676c84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b5d0b036c733df1922951fccde8dddf468310f89d86ce26eade3afa65e907cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-24T08:22:05Z",
    "title_canon_sha256": "86eeec844bff45ee5b7c39ba8d1608316f8d456f0c077f9993eed44c181201a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.24930",
    "kind": "arxiv",
    "version": 1
  }
}